package org.usmile.algorithms.huawei.acm;

import java.util.Scanner;

// https://blog.csdn.net/qq_34465338/article/details/128380469
public class _去除多余空格 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String origin = sc.nextLine();
        String[] keyWordsStr = sc.nextLine().split(",");

    }
}
